Before the tenth Doctor said goodbye to his companions one final time, he had a final adventure with Martha Jones, and it's one that new Doctor Who showrunner Steven Moffat would be proud of. Click through for a preview.

The ninth issue of IDW Publishing's Doctor Who series sees regular writer Tony Lee joined by artist Blair Shedd in time for the first episode (of two) of "Don't Step On The Grass":

When The Doctor is called back to modern-day London by Martha Jones and U.N.I.T., the last thing he expects are the Enochian Angels of Elizabethan magician John Dee, the secret underground library of Greenwich Park, and an army of angry living trees!